<!--
 * @Description: 
 * @Date: 2023-12-20 14:19:12
 * @LastEditTime: 2024-02-26 14:24:14
-->
<template>
  <div :class="className" :style="{ height: height, width: width }" />
</template>

<script>
import * as echarts from "echarts";
require("echarts/theme/macarons"); // echarts theme
import resize from "./mixins/resize";

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: "chart",
    },
    width: {
      type: String,
      default: "100%",
    },
    height: {
      type: String,
      default: "300px",
    },
    chartData: {
      type: Object,
      required: true,
    },
  },
  watch: {
    chartData: {
      deep: true,
      immediate: true,
      handler: function (val) {
        this.$nextTick(() => {
          this.initChart(val);
        });
      },
    },
  },
  data() {
    return {
      chart: null,
    };
  },
  mounted() {
    this.$nextTick(() => {
      this.initChart();
    });
  },
  beforeDestroy() {
    if (!this.chart) {
      return;
    }
    this.chart.dispose();
    this.chart = null;
  },
  methods: {
    initChart(data) {
      this.chart = echarts.init(this.$el, "macarons");
      this.chart &&
        this.chart.setOption({
          tooltip: {
            trigger: "item",
            formatter: "{a} <br/>{b} : {c} ({d}%)",
          },
          legend: {
            left: "center",
            bottom: "10",
            //data: ["Industries", "Technology", "Forex", "Gold", "Forecasts"],
          },
          series: [
            {
              name: "数量统计",
              type: "pie",
              roseType: "radius",
              radius: [15, 95],
              center: ["50%", "38%"],
              data: data?.pieData
                ? data.pieData
                : [
                    { value: 320, name: "Industries" },
                    { value: 240, name: "Technology" },
                    { value: 149, name: "Forex" },
                    { value: 100, name: "Gold" },
                    { value: 59, name: "Forecasts" },
                  ],
              animationEasing: "cubicInOut",
              animationDuration: 2600,
            },
          ],
        });
    },
  },
};
</script>
